Class: Cistern::Model

Inherits:
Object
  • Object
show all
Extended by:
Attributes::ClassMethods
Includes:
Attributes::InstanceMethods
Defined in:
lib/cistern/model.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Attributes::ClassMethods

_load, aliases, attribute, attributes, identity, ignore_attributes, ignored_attributes

Methods included from Attributes::InstanceMethods

#_dump, #attributes, #attributes=, #dup, #identity, #identity=, #merge_attributes, #new_record?, #read_attribute, #requires, #requires_one, #write_attribute

Constructor Details

#initialize(attributes = {}) ⇒ Model

Returns a new instance of Model.



15
16
17
 
# File 'lib/cistern/model.rb', line 15

def initialize(attributes={})
  merge_attributes(attributes)
end

Instance Attribute Details

#collection ⇒ Object

Returns the value of attribute collection.



5
6
7
 
# File 'lib/cistern/model.rb', line 5

def collection
  @collection
end

#connection ⇒ Object

Returns the value of attribute connection.



5
6
7
 
# File 'lib/cistern/model.rb', line 5

def connection
  @connection
end

Instance Method Details

#==(comparison_object) ⇒ Object Also known as: eql? 



33
34
35
36
37
38
 
# File 'lib/cistern/model.rb', line 33

def ==(comparison_object)
  super ||
    (comparison_object.is_a?(self.class) &&
     comparison_object.identity == self.identity &&
     !comparison_object.new_record?)
end

#hash ⇒ Object 



42
43
44
45
46
47
48
 
# File 'lib/cistern/model.rb', line 42

def hash
  if self.identity
    [self.class, self.identity].join(":").hash
  else
    super
  end
end

#inspect ⇒ Object 



7
8
9
10
11
12
13
 
# File 'lib/cistern/model.rb', line 7

def inspect
  if Cistern.formatter
    Cistern.formatter.call(self)
  else
    "#<#{self.class} #{self.identity}"
  end
end

#reload ⇒ Object 



23
24
25
26
27
28
29
30
31
 
# File 'lib/cistern/model.rb', line 23

def reload
  requires :identity

  if data = collection.get(identity)
    new_attributes = data.attributes
    merge_attributes(new_attributes)
    self
  end
end

#save ⇒ Object

Raises:

  • (NotImplementedError) 


19
20
21
 
# File 'lib/cistern/model.rb', line 19

def save
  raise NotImplementedError
end

#service ⇒ Object 



50
51
52
 
# File 'lib/cistern/model.rb', line 50

def service
  self.connection ? self.connection.class : Cistern
end

#wait_for(timeout = self.service.timeout, interval = self.service.poll_interval, &block) ⇒ Object 



54
55
56
 
# File 'lib/cistern/model.rb', line 54

def wait_for(timeout = self.service.timeout, interval = self.service.poll_interval, &block)
  service.wait_for(timeout, interval) { reload && block.call(self) }
end

#wait_for!(timeout = self.service.timeout, interval = self.service.poll_interval, &block) ⇒ Object 



58
59
60
 
# File 'lib/cistern/model.rb', line 58

def wait_for!(timeout = self.service.timeout, interval = self.service.poll_interval, &block)
  service.wait_for!(timeout, interval) { reload && block.call(self) }
end